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A buffer solution can be prepared from a...

A buffer solution can be prepared from a mixture of
1. Sodium acetate and acetic acid in water
2. Excess sodium acetate and hydrochloric acid in water
3. Ammonia and ammonia chloride in water
4. Ammonia and sodium hydroxide in water.

A

1,3,4

B

2,3,4

C

1,2,4

D

1,3

Text Solution

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The correct Answer is:
D
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